Introduction - There is signicant maternal and perinatal mortality and morbidity in Fetal Growth Restriction pregnancies. There are chances of increased fetal hypoxia , asphyxia , meconium aspiration syndrome , macrosomia , low birth weight , hypoglycaemia ,still births and even neonatal death. The present study was being conducted in light of the crucial role that doppler examination plays in early detection of FGR cases and possible neonatal morbidity and mortality through prompt management. The present st Aim And Objectives - udy was designed to clinically correlate the ndings of doppler ultrasound in clinically suspected Fetal Growth Restriction cases with perinatal outcome. The objective was to study the doppler parameters in clinically suspected Fetal Growth Restriction cases and to relate with their perinatal outcome. Materials and Method – This study included 80 singleton clinically suspected FGR cases attending Jorhat Medical College and Hospital. It was a hospital based observational Cross sectional study. Flow velocity waveforms, the resistance index (R.I.), pulsatility index (P.I.), systolic/diastolic ratio (S/D) of the above vessels were noted.. Cerebro-placental ratio or MCA/UA P.I. ratio was also noted. The ndings of the last week of delivery were correlated with the perinatal outcomes. In the present study, the ndings of AED Results – F and REDF were associated with signicant morbidity and mortality. All babies with AEDF and REDF had succumbed to death. Considering cerebro-placental ratio is better than UA PI and MCA PI alone. Because CPR incorporates data not only on the placental side but also the fetal response. Additional uterine artery Doppler evaluation is also helpful in predicting adverse pregnancy outcome. Multi vessel colour doppler ultrasound are Conclusion – important monitoring tools in patients with FGR to identify compromised in utero and to take timely appropriate action